Demonstration of 16 x 10 Gb/s WDM transmissions over 5 x 80 km using gain-clamped semiconductor optical amplifiers in combination with distributed Raman fiber amplifiers as inline amplifiers under dynamic add-drop situations

Author

Lee, H.H. ; Seo, D.D. ; Lee, D. ; Han, J.S. ; Chung, H.S. ; Lee, H.J. ; Chu, M.J.

Author_Institution

Dept. of Phys., Chungnam Nat. Univ., Daejeon, South Korea

Volume

15

Issue

11

fYear

2003

Firstpage

1621

Lastpage

1623

Abstract

Sixteen channels of 10-Gb/s signals were successfully transmitted over five spans of 80 km using gain-clamped semiconductor amplifiers as inline amplifiers in combination with distributed Raman fiber amplifiers. The combined amplifier had a gain of 20 dB and a noise figure of less than 2.7 dB. No penalty was observed when 15 out of 16 channels were dynamically add-dropped in the 400-km transmission system.

Keywords

Raman lasers; laser noise; optical communication equipment; optical fibre amplifiers; semiconductor optical amplifiers; wavelength division multiplexing; 10 Gbit/s; 160 Gbit/s; 2.7 dB; 20 dB; 400 km; 400-km transmission system; 80 km; WDM transmissions; combined amplifier; distributed Raman fiber amplifiers; dynamic add-drop situations; dynamically add-dropped channels; five spans; gain; gain-clamped semiconductor optical amplifiers; inline amplifiers; noise figure; penalty; sixteen channels; Crosstalk; Distributed amplifiers; Optical amplifiers; Optical fiber amplifiers; Optical saturation; Power amplifiers; Power generation; Semiconductor optical amplifiers; Stimulated emission; Wavelength division multiplexing;

fLanguage

English

Journal_Title

Photonics Technology Letters, IEEE

Publisher

ieee

ISSN

1041-1135

Type

jour

DOI

10.1109/LPT.2003.818685

Filename

1237608